GB1520091A - Process for purifying alkylphenols - Google Patents
Process for purifying alkylphenolsInfo
- Publication number
- GB1520091A GB1520091A GB1917/77A GB191777A GB1520091A GB 1520091 A GB1520091 A GB 1520091A GB 1917/77 A GB1917/77 A GB 1917/77A GB 191777 A GB191777 A GB 191777A GB 1520091 A GB1520091 A GB 1520091A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkylphenols
- purifying
- purifying alkylphenols
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2602149A DE2602149C3 (en) | 1976-01-21 | 1976-01-21 | Process for the work-up of alkylphenol mixtures |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1520091A true GB1520091A (en) | 1978-08-02 |
Family
ID=5967923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1917/77A Expired GB1520091A (en) | 1976-01-21 | 1977-01-18 | Process for purifying alkylphenols |
Country Status (8)
Country | Link |
---|---|
US (1) | US4113975A (en) |
JP (1) | JPS593974B2 (en) |
BE (1) | BE850604A (en) |
DE (1) | DE2602149C3 (en) |
FR (1) | FR2338916A1 (en) |
GB (1) | GB1520091A (en) |
IT (1) | IT1086620B (en) |
NL (1) | NL184569C (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005050106B4 (en) * | 2005-10-18 | 2008-04-30 | Josef Meissner Gmbh & Co. Kg | Recovery of nitrating acid mixtures from nitrite processes |
CN109231538B (en) * | 2018-09-06 | 2024-02-27 | 江苏永安化工有限公司 | Acid water and alkaline water neutralization reaction device and COD removal method generated in pendimethalin production process |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2248828A (en) * | 1937-04-12 | 1941-07-08 | Gulf Oil Corp | 2,4,6-tri-tertiary-butyl phenol |
US2236811A (en) * | 1938-04-28 | 1941-04-01 | Universal Oil Prod Co | Alkylation of phenols |
GB557519A (en) * | 1941-04-01 | 1943-11-24 | Shell Dev | Process of separating meta-substituted alkyl phenols from mixtures of meta and para-substituted alkyl phenols |
GB582057A (en) * | 1944-06-19 | 1946-11-04 | Horace Andrew Basterfield | Improvements in and relating to the separation of phenols |
US2537337A (en) * | 1946-05-17 | 1951-01-09 | Ici Ltd | Alkylation of phenols |
US2493781A (en) * | 1946-06-04 | 1950-01-10 | Standard Oil Dev Co | Purification of phenols |
US2499236A (en) * | 1947-12-03 | 1950-02-28 | Standard Oil Dev Co | Purification of phenols |
US2714087A (en) * | 1949-10-31 | 1955-07-26 | Gulf Research Development Co | Stabilization of phenol alkylates |
US2656312A (en) * | 1949-10-31 | 1953-10-20 | Gulf Research Development Co | Stabilization of phenol alkylates |
FR1035779A (en) * | 1950-04-11 | 1953-08-31 | Ici Ltd | Production of phenols |
GB701438A (en) * | 1950-04-11 | 1953-12-23 | Ici Ltd | Improvements in and relating to the production of phenols |
US2865966A (en) * | 1956-07-16 | 1958-12-23 | Monsanto Chemicals | Process for alkylating phenol |
GB1370325A (en) * | 1971-04-02 | 1974-10-16 | Coalite Chemical Products Ltd | Separation of mixtures of phenols |
-
1976
- 1976-01-21 DE DE2602149A patent/DE2602149C3/en not_active Expired
-
1977
- 1977-01-06 US US05/757,422 patent/US4113975A/en not_active Expired - Lifetime
- 1977-01-18 GB GB1917/77A patent/GB1520091A/en not_active Expired
- 1977-01-19 JP JP52004059A patent/JPS593974B2/en not_active Expired
- 1977-01-19 IT IT47696/77A patent/IT1086620B/en active
- 1977-01-21 FR FR7701793A patent/FR2338916A1/en active Granted
- 1977-01-21 BE BE2055612A patent/BE850604A/en unknown
- 1977-01-21 NL NLAANVRAGE7700649,A patent/NL184569C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL7700649A (en) | 1977-07-25 |
JPS593974B2 (en) | 1984-01-27 |
JPS5291830A (en) | 1977-08-02 |
DE2602149B2 (en) | 1980-08-21 |
DE2602149C3 (en) | 1982-02-11 |
FR2338916B1 (en) | 1983-11-10 |
US4113975A (en) | 1978-09-12 |
NL184569B (en) | 1989-04-03 |
FR2338916A1 (en) | 1977-08-19 |
IT1086620B (en) | 1985-05-28 |
NL184569C (en) | 1989-09-01 |
BE850604A (en) | 1977-07-22 |
DE2602149A1 (en) | 1977-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19960118 |